Analysis
- max time kernel
110s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20220310-en - submitted
11/04/2022, 07:33
General
- Target order.exe
- Size 857KB
- Sample220411-jdll6abgem
- SHA256 8a37233d95f2f0c8c3ba7ebab24b0118006d47bded34b0518cd079c1f1e14508
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5256606453:AAHfx8QrRODLdPbv8UwEufviQZo4c5kfjug/sendMessage?chat_id=1482312326
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger Payload 1 IoCs
- Disables RegEdit via registry modification
- Disables Task Manager via registry modification
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Modifies registry key 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 12 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SendNotifyMessage 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\order.exe"C:\Users\Admin\AppData\Local\Temp\order.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bVfpLd.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bVfpLd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8CB1.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\order.exe"C:\Users\Admin\AppData\Local\Temp\order.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\REG.exeREG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1 /f3⤵
- Modifies registry key
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
tmp8CB1.tmp
memory/2400-151-0x0000000006C00000-0x0000000006DC2000-memory.dmp
memory/2400-146-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3396-155-0x00000000069F0000-0x0000000006A0E000-memory.dmp
memory/3396-148-0x0000000005420000-0x0000000005486000-memory.dmp
memory/3396-162-0x0000000007A70000-0x0000000007A78000-memory.dmp
memory/3396-142-0x0000000004EA0000-0x0000000004ED6000-memory.dmp
memory/3396-161-0x0000000007A90000-0x0000000007AAA000-memory.dmp
memory/3396-145-0x00000000056C0000-0x0000000005CE8000-memory.dmp
memory/3396-160-0x0000000007980000-0x000000000798E000-memory.dmp
memory/3396-159-0x00000000079D0000-0x0000000007A66000-memory.dmp
memory/3396-147-0x0000000005380000-0x00000000053A2000-memory.dmp
memory/3396-156-0x0000000007DA0000-0x000000000841A000-memory.dmp
memory/3396-149-0x0000000006450000-0x000000000646E000-memory.dmp
memory/3396-158-0x00000000077C0000-0x00000000077CA000-memory.dmp
memory/3396-152-0x0000000005085000-0x0000000005087000-memory.dmp
memory/3396-153-0x0000000006A10000-0x0000000006A42000-memory.dmp
memory/3396-154-0x0000000070AE0000-0x0000000070B2C000-memory.dmp
memory/3396-157-0x0000000007750000-0x000000000776A000-memory.dmp
memory/4604-136-0x0000000005040000-0x00000000050D2000-memory.dmp
memory/4604-134-0x0000000000540000-0x000000000061C000-memory.dmp
memory/4604-135-0x00000000055F0000-0x0000000005B94000-memory.dmp
memory/4604-137-0x0000000004FD0000-0x0000000004FDA000-memory.dmp
memory/4604-138-0x00000000077B0000-0x000000000784C000-memory.dmp
memory/4604-139-0x0000000007B50000-0x0000000007BB6000-memory.dmp